Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

University of California San Diego
Skills you'll gain: Data Ethics, Big Data, Cybersecurity, Data Security, Cryptography, Education Software and Technology, Information Privacy, Encryption, Digital pedagogy, Data Sharing, AI Personalization, Computer Science, Information Technology, Web Applications, Web Servers, Machine Learning, Machine Learning Methods, Supervised Learning
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Data Transformation, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Data Cleansing, Spreadsheet Software, Visual Basic (Programming Language), Data Sharing, File Management, Automation, Microsoft 365, Data Science, Query Languages, Debugging, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Analysis, Analysis, Analytics, Statistical Analysis, Statistical Programming, Spreadsheet Software, Analytical Skills, Exploratory Data Analysis, Descriptive Analytics, Data Processing, Data Cleansing, Statistical Methods, Data Collection, Advanced Analytics, Statistics, R (Software), Predictive Analytics, Data Presentation, Query Languages, Data Visualization
Beginner · Course · 1 - 3 Months

Interactive Brokers
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Market Data, Data Ethics, Financial Data, Investments, Data Collection, Due Diligence, Financial Services, Big Data, Analytics, Investment Management, Data-Driven Decision-Making, Sustainability Reporting, Financial Market, Business Ethics, Data Quality, Corporate Sustainability, Financial Industry Regulatory Authorities, Sustainable Business, Portfolio Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Data Visualization, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), Data Security, Data Presentation, User Centered Design, Technical Communication, Cybersecurity, Healthcare Ethics, Cyber Attacks, Usability, Statistical Reporting, Computer Security, Data Storytelling, Ethical Standards And Conduct, Medical Science and Research, Information Privacy, Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Science, Data Capture, Data Analysis, Python Programming, Data Access, NumPy, Data Preprocessing, Data Visualization, Data Manipulation, UI Components, User Interface (UI) Design, Programming Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Microsoft Visual Studio, R (Software), Microsoft Excel, R Programming, Data Sharing, Data Processing, Data Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Presentation, Graphic and Visual Design, Visual Design, Data Storytelling, Design Elements And Principles, Plot (Graphics), Data Literacy, Scatter Plots
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ansible, Containerization, CI/CD, Docker (Software), Version Control, DevOps, Application Deployment, Devops Tools, Data Pipelines, Development Environment, Continuous Integration, Continuous Deployment, Infrastructure as Code (IaC), Git (Version Control System), Data Infrastructure, Configuration Management, Performance Tuning, Software Versioning, Root Cause Analysis
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Advanced Analytics, Marketing Analytics, Analytics, Data-Driven Marketing, Customer Analysis, Generative AI, Data Analysis, Google Cloud Platform, Customer Insights, Customer Data Management, Predictive Modeling, Customer Acquisition Management, Forecasting
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Google Cloud Platform, Marketing Analytics, Generative AI, Data-Driven Marketing, Analytics, Advanced Analytics, Data-Driven Decision-Making, Data Analysis, Personalized Campaigns, Predictive Modeling, LLM Application, Forecasting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Integration, Microsoft Azure, Data Storage Technologies, Cloud Storage, Disaster Recovery, Data Architecture, Database Design, Data Storage, Cloud Security, NoSQL, Encryption, Relational Databases, Security Controls, Scalability, Performance Tuning, Database Management, Identity and Access Management, Business Intelligence
Intermediate · Course · 1 - 3 Months